xref: /OK3568_Linux_fs/kernel/drivers/clk/zynqmp/clk-zynqmp.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *  Copyright (C) 2016-2018 Xilinx
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #ifndef __LINUX_CLK_ZYNQMP_H_
7*4882a593Smuzhiyun #define __LINUX_CLK_ZYNQMP_H_
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <linux/spinlock.h>
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <linux/firmware/xlnx-zynqmp.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun enum topology_type {
14*4882a593Smuzhiyun 	TYPE_INVALID,
15*4882a593Smuzhiyun 	TYPE_MUX,
16*4882a593Smuzhiyun 	TYPE_PLL,
17*4882a593Smuzhiyun 	TYPE_FIXEDFACTOR,
18*4882a593Smuzhiyun 	TYPE_DIV1,
19*4882a593Smuzhiyun 	TYPE_DIV2,
20*4882a593Smuzhiyun 	TYPE_GATE,
21*4882a593Smuzhiyun };
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun /**
24*4882a593Smuzhiyun  * struct clock_topology - Clock topology
25*4882a593Smuzhiyun  * @type:	Type of topology
26*4882a593Smuzhiyun  * @flag:	Topology flags
27*4882a593Smuzhiyun  * @type_flag:	Topology type specific flag
28*4882a593Smuzhiyun  */
29*4882a593Smuzhiyun struct clock_topology {
30*4882a593Smuzhiyun 	u32 type;
31*4882a593Smuzhiyun 	u32 flag;
32*4882a593Smuzhiyun 	u32 type_flag;
33*4882a593Smuzhiyun 	u8 custom_type_flag;
34*4882a593Smuzhiyun };
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun struct clk_hw *zynqmp_clk_register_pll(const char *name, u32 clk_id,
37*4882a593Smuzhiyun 				       const char * const *parents,
38*4882a593Smuzhiyun 				       u8 num_parents,
39*4882a593Smuzhiyun 				       const struct clock_topology *nodes);
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun struct clk_hw *zynqmp_clk_register_gate(const char *name, u32 clk_id,
42*4882a593Smuzhiyun 					const char * const *parents,
43*4882a593Smuzhiyun 					u8 num_parents,
44*4882a593Smuzhiyun 					const struct clock_topology *nodes);
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun struct clk_hw *zynqmp_clk_register_divider(const char *name,
47*4882a593Smuzhiyun 					   u32 clk_id,
48*4882a593Smuzhiyun 					   const char * const *parents,
49*4882a593Smuzhiyun 					   u8 num_parents,
50*4882a593Smuzhiyun 					   const struct clock_topology *nodes);
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun struct clk_hw *zynqmp_clk_register_mux(const char *name, u32 clk_id,
53*4882a593Smuzhiyun 				       const char * const *parents,
54*4882a593Smuzhiyun 				       u8 num_parents,
55*4882a593Smuzhiyun 				       const struct clock_topology *nodes);
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun struct clk_hw *zynqmp_clk_register_fixed_factor(const char *name,
58*4882a593Smuzhiyun 					u32 clk_id,
59*4882a593Smuzhiyun 					const char * const *parents,
60*4882a593Smuzhiyun 					u8 num_parents,
61*4882a593Smuzhiyun 					const struct clock_topology *nodes);
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun #endif
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